| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 165 | 2.580,87 | 15,64 | 2 |
| 2008 | 40 | 1.276,36 | 31,91 | 1 |
| 2009 | 123 | 2.625,01 | 21,34 | 3 |
| 2010 | 177 | 3.167,27 | 17,89 | 3 |
| 2011 | 20 | 453,58 | 22,68 | 1 |
| 2012 | 52 | 1.000,09 | 19,23 | 2 |
| 2013 | 165 | 2.496,57 | 15,13 | 2 |
| 2014 | 226 | 4.945,21 | 21,88 | 3 |
| 2015 | 230 | 4.709,81 | 20,48 | 3 |
| 2016 | 252 | 5.155,20 | 20,46 | 3 |
| 2017 | 251 | 5.078,73 | 20,23 | 3 |
| 2018 | 252 | 5.017,47 | 19,91 | 3 |
| 2019 | 259 | 6.063,09 | 23,41 | 3 |
| 2020 | 244 | 5.426,64 | 22,24 | 3 |
| 2021 | 236 | 5.163,33 | 21,88 | 3 |
| 2022 | 237 | 5.390,46 | 22,74 | 2 |
| 2023 | 247 | 5.481,77 | 22,19 | 3 |
| 2024 | 256 | 5.022,91 | 19,62 | 3 |
| totale | 3.432 | 71.054,37 | 20,70 | 46 |